| accessory(noun, adjective, feature, part, increase) |
| adjunct(noun, part, help, increase, extra) |
| appendage(noun, feature, part, increase, supply) |
| supplement(noun, part, increase, extra, addition) |
| accompaniment(noun, part, addition, accessory, decoration) |
| addendum(noun, addition, attachment, supplement, accompaniment) |
| addition(noun, part, extra, extension, accessory) |
| appendix(noun, addition, document, accessory, attachment) |
| fixture(noun, feature, part, extra, addition) |
| attachment(noun, feature, increase, extra, addition) |
| extra(noun, part, addition, extension, accessory) |
| component(noun, feature, addition, component, fitting) |
| gear(noun, equipment, tackle, accessory, things) |
| add-on(noun, extra, addition, attachment, decoration) |
| annex(noun, part, extra, addition, extension) |
| auxiliary(noun, part, extra, addition, extension) |
| due(noun, right, benefit, advantage, freedom) |
| entitlement(noun, right, benefit, claim, advantage) |
| extension(noun, part, extra, addition, decoration) |
| accoutrement(noun, part, extra, equipment, addition) |